Home / 52,290.65-78,436.98-17,230.61

Finding the Fourth Proportional to 52,290.65, 78,436.98 and 17,230.61

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Solution

The fourth proportional to 52,290.65, 78,436.98 and 17,230.61 is: 25,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,290.65 : 78,436.98 = 17,230.61 : x
  2. Step 2: Convert to fraction form
    52,290.65/78,436.98 = 17,230.61/x
  3. Step 3: Cross multiply
    52,290.65x = 78,436.98 × 17,230.61
  4. Step 4: Simplify right side
    52,290.65x = 1,351,516,619.77
  5. Step 5: Solve for x
    x = 1,351,516,619.77/52,290.65
  6. Step 6: Final answer
    x = 25,846.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.